100666151020 has 48 divisors (see below), whose sum is σ = 215439987168. Its totient is φ = 39497103360.

The previous prime is 100666151011. The next prime is 100666151021. The reversal of 100666151020 is 20151666001.

It is a super-2 number, since 2×100666151020² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100666151020.

It is not an unprimeable number, because it can be changed into a prime (100666151021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5658940 + ... + 5676700.

It is an arithmetic number, because the mean of its divisors is an integer number (4488333066).

Almost surely, 2^100666151020 is an apocalyptic number.

100666151020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100666151020 is an abundant number, since it is smaller than the sum of its proper divisors (114773836148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100666151020 is a wasteful number, since it uses less digits than its factorization.

100666151020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23170 (or 23168 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 100666151020 in words is "one hundred billion, six hundred sixty-six million, one hundred fifty-one thousand, twenty".